201294205

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{13469}}^1$

素因数の和:13549

約数の個数: 24

約数和(自身を含む): 285617880

約数和(自身を除く): 84323675

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 13469, 14945, 67345, 94283, 471415, 659981, 821609, 3299905, 4108045, 5751263, 28756315, 40258841, 201294205]

約数ペア:

[(1, 201294205), (5, 40258841), (7, 28756315), (35, 5751263), (49, 4108045), (61, 3299905), (245, 821609), (305, 659981), (427, 471415), (2135, 94283), (2989, 67345), (13469, 14945)]